diff --git a/README.md b/README.md
index 7253f19d8b417f936a923352f56a29ea4764bf39..2c1a817a4e670312f32fdb20719b5cf28ef6194e 100644
--- a/README.md
+++ b/README.md
@@ -1,12 +1,12 @@
 # WP Revisions Control #
-**Contributors:** ethitter  
-**Donate link:** https://ethitter.com/donate/  
-**Tags:** revision, revisions, admin  
-**Requires at least:** 3.6  
-**Tested up to:** 5.7  
-**Stable tag:** 1.4  
-**License:** GPLv2 or later  
-**License URI:** http://www.gnu.org/licenses/gpl-2.0.html  
+**Contributors:** ethitter
+**Donate link:** https://ethitter.com/donate/
+**Tags:** revision, revisions, admin
+**Requires at least:** 3.6
+**Tested up to:** 5.9
+**Stable tag:** 1.4
+**License:** GPLv2 or later
+**License URI:** http://www.gnu.org/licenses/gpl-2.0.html
 
 Control how many revisions are stored for each post type.
 
@@ -73,4 +73,3 @@ For any post type that supports revisions, you can now limit the number of revis
 
 ### 2. The post-level controls provided in version 1.2. ###
 ![The post-level controls provided in version 1.2.](http://ps.w.org/wp-revisions-control/assets/screenshot-2.png)
-
diff --git a/readme.txt b/readme.txt
index 22de7015476f5e65550cad995e92a04e0b1e562a..cd7443271f010ba4e2c4ac01875392517f1b9556 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,7 +3,7 @@ Contributors: ethitter
 Donate link: https://ethitter.com/donate/
 Tags: revision, revisions, admin
 Requires at least: 3.6
-Tested up to: 5.7
+Tested up to: 5.9
 Stable tag: 1.4
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html